Base | Representation |
---|---|
bin | 1111111000101… |
… | …0011000101001 |
3 | 11122101000012212 |
4 | 3332022120221 |
5 | 114024031423 |
6 | 10340014505 |
7 | 1436215100 |
oct | 376123051 |
9 | 148330185 |
10 | 66627113 |
11 | 34677a33 |
12 | 1a391435 |
13 | 10a5a537 |
14 | 8bc5037 |
15 | 5cb1578 |
hex | 3f8a629 |
66627113 has 12 divisors (see below), whose sum is σ = 80876160. Its totient is φ = 54625032.
The previous prime is 66627083. The next prime is 66627149. The reversal of 66627113 is 31172666.
It is not a de Polignac number, because 66627113 - 222 = 62432809 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 66627113.
It is not an unprimeable number, because it can be changed into a prime (66627163) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28433 + ... + 30686.
It is an arithmetic number, because the mean of its divisors is an integer number (6739680).
Almost surely, 266627113 is an apocalyptic number.
It is an amenable number.
66627113 is a deficient number, since it is larger than the sum of its proper divisors (14249047).
66627113 is a wasteful number, since it uses less digits than its factorization.
66627113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59156 (or 59149 counting only the distinct ones).
The product of its digits is 9072, while the sum is 32.
The square root of 66627113 is about 8162.5432923814. The cubic root of 66627113 is about 405.3999260436.
Adding to 66627113 its reverse (31172666), we get a palindrome (97799779).
The spelling of 66627113 in words is "sixty-six million, six hundred twenty-seven thousand, one hundred thirteen".
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